Home / 151,620.30-227,321.10-99,059.40

Finding the Fourth Proportional to 151,620.30, 227,321.10 and 99,059.40

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Solution

The fourth proportional to 151,620.30, 227,321.10 and 99,059.40 is: 148,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,620.30 : 227,321.10 = 99,059.40 : x
  2. Step 2: Convert to fraction form
    151,620.30/227,321.10 = 99,059.40/x
  3. Step 3: Cross multiply
    151,620.30x = 227,321.10 × 99,059.40
  4. Step 4: Simplify right side
    151,620.30x = 22,518,291,773.34
  5. Step 5: Solve for x
    x = 22,518,291,773.34/151,620.30
  6. Step 6: Final answer
    x = 148,517.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.